Wrist exerciser



FIG. 1 is a side elevational view of a wrist exerciser showing our newdesign, the side opposite being identical;

FIG. 2 is an end elevational view thereof;

FIG. 3 is an end elevational view of the end opposite that shown in FIG.2;

FIG. 4 is a front elevational view of a modified embodiment of thedesign shown in FIGS. 1 through 3;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a left side elevational view thereof.

The ornamental design for a wrist exerciser, as shown and described.